EE WAS SHOVELING ACCUMLATIONS OF LOOSE COAL ONTOA WEST BELT AS HE WAS THROWING A FULL SHOVEL ONTO THE BELT THE SHOVEL STRUCK A ROOF SUPPORT AND JAMMED HIS LEFT WRIST. HEIGHT WAS ABOUT 5FT AREA HAD SEVERAL POSTS SET FOR ROOF SUPPORTS NO DAMAGOR IMPAIRMENT TO THE MINING OPERATION OCCURRED THE INJURY DIDN'T INVOLVE COMPLIANCE, PROFIENCY,TRAINING, OR ATTITUDE JOB SKILLS MAY BE A FACTOR